| Sierra Island | |
| Map: | Antarctic Peninsula#Antarctica |
| Map Relief: | yes |
| Location: | Antarctica |
| Archipelago: | South Shetland Islands |
| Area Ha: | 14 |
| Area: | 14ha --> |
| Length Mi: | 0.5 |
| Population: | uninhabited |
| Country: | Antarctica |
| Treaty System: | Antarctic Treaty System |
Sierra Island is a narrow island which is marked by a series of small elevations throughout its length, lying 0.5miles northwest of Dee Island and north of Greenwich Island in the South Shetland Islands, Antarctica. Surface area 14ha.[1]
Named by the 5th Chilean Antarctic Expedition, 1950–51, after Sgt. Victor Sierra, sick-bay attendant of the patrol ship Lientur on the expedition.
